415404780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{989059}}^1$

素因数の和:989078

約数の個数: 48

約数和(自身を含む): 1329296640

約数和(自身を除く): 913891860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 989059, 1978118, 2967177, 3956236, 4945295, 5934354, 6923413, 9890590, 11868708, 13846826, 14835885, 19781180, 20770239, 27693652, 29671770, 34617065, 41540478, 59343540, 69234130, 83080956, 103851195, 138468260, 207702390, 415404780]

約数ペア:

[(1, 415404780), (2, 207702390), (3, 138468260), (4, 103851195), (5, 83080956), (6, 69234130), (7, 59343540), (10, 41540478), (12, 34617065), (14, 29671770), (15, 27693652), (20, 20770239), (21, 19781180), (28, 14835885), (30, 13846826), (35, 11868708), (42, 9890590), (60, 6923413), (70, 5934354), (84, 4945295), (105, 3956236), (140, 2967177), (210, 1978118), (420, 989059)]